CN112549894A - Method and device for manufacturing automobile suspension thrust rod based on high polymer composite material - Google Patents
Method and device for manufacturing automobile suspension thrust rod based on high polymer composite material Download PDFInfo
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- CN112549894A CN112549894A CN202011625900.7A CN202011625900A CN112549894A CN 112549894 A CN112549894 A CN 112549894A CN 202011625900 A CN202011625900 A CN 202011625900A CN 112549894 A CN112549894 A CN 112549894A
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- metal sleeve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
- B60G21/05—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/70—Materials used in suspensions
- B60G2206/71—Light weight materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/80—Manufacturing procedures
- B60G2206/82—Joining
- B60G2206/8209—Joining by deformation
- B60G2206/82092—Joining by deformation by press-fitting
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- Vehicle Body Suspensions (AREA)
Abstract
The method for manufacturing the automobile suspension thrust rod based on the high polymer composite material and the thrust rod are characterized in that the high polymer composite material is utilized, and the automobile suspension thrust rod is integrally formed by combining the high polymer material and a metal structural member; the two thrust main rods of the automobile suspension thrust rod are integrally formed by polymer composite materials, the two thrust main rods are connected together by a plurality of stair-shaped ribs, meanwhile, a metal sleeve is adopted at the installation position of the rubber spherical hinge of the two thrust main rods to be combined with the thrust main rods as an insert, and the rubber spherical hinge is pressed into the inner hole of the metal sleeve, so that the lightweight stair-shaped automobile suspension thrust rod with the thrust main rods of the metal sleeve and the plurality of stair-shaped ribs is formed. According to the invention, the high polymer material is combined with the metal structural member, and the automotive suspension thrust rod is integrally formed, so that the weight of the thrust rod can be effectively reduced, the lightweight of the thrust rod is realized, and meanwhile, the performances of various aspects of the thrust rod can be changed by adjusting the structure and the material of the high polymer material thrust rod.
Description
Technical Field
The invention relates to a method and a device for manufacturing an automobile suspension thrust rod, in particular to a method, a device and a system device for manufacturing an automobile suspension thrust rod based on a polymer composite material, wherein a trapezoidal thrust rod assembly adopts the polymer composite material to manufacture a rod body, so that the weight is remarkably reduced, and the overall structural strength of the lightweight trapezoidal thrust rod is improved due to the adoption of a trapezoidal structure, so that the weight reduction effect is remarkable, and the development requirements of commercial vehicle weight reduction and electromotion are completely met; belongs to the technical field of automobile suspension thrust rod manufacture.
Background
In recent years, commercial vehicles have been rapidly developed toward light weight, electric driving, intellectualization, and networking, and light weight is particularly important. The thrust rod for the automobile suspension is used as a key force transmission part and widely applied to various suspension chassis, and is mainly used for keeping the relative fixation of the position of a vehicle body so as to transmit longitudinal force or transverse force of the vehicle, and simultaneously can transmit force and moment in other directions, thereby ensuring that a certain motion relation exists between wheels and the vehicle body and ensuring that the vehicle has good motion characteristics.
At present, most of automobile chassis adopt 2V-shaped thrust rods and 4 straight thrust rods and 2 stabilizer bar structures, and the V-shaped thrust rod body, the straight thrust rod body and the stabilizer bar body are all formed by metal through riveting, friction welding or integral casting and forging, so that the weight is heavier, and the development requirements of light weight and electromotion cannot be well met.
Patent documents in which the same technology as that of the present invention is not found through patent search are reported, and the following patents which have a certain relationship with the present invention are mainly included:
1. the application number is CN201520640291.0, the name is "a heavy-duty car air suspension", the applicant is the Chinese utility model patent of plant zhou chunhua realty limited company, this patent discloses a heavy-duty car air suspension, include: the two equalizing beam assemblies are symmetrically arranged in front and back and are connected through the transverse stabilizing rod; both ends of the equalizing beam assembly are provided with an air bag and a shock absorber; the middle part of the equalizing beam assembly is provided with a fixed frame; and a thrust rod is arranged at the bottom of the middle of the equalizing beam assembly.
2. The application number is CN201420023692.7, the name is "car air suspension system", the applicant is the chinese utility model patent of the car technical system of cheng zhi yun limited company in the west and the river, this patent discloses a car air suspension system, including supporting rack, bumper shock absorber, air spring, V type distance rod, a serial communication port, bumper shock absorber and air spring install on the supporting rack, the supporting rack is connected with car front axle both ends, the both ends of U-shaped stabilizer bar are passed through the connecting pin and are fixed on the mounting hole of supporting rack, the limit of two symmetries of U-shaped stabilizer bar is the platykurtic.
3. The application number is CN201110286982.1, the name is 'stabilizer bar for suspension', the application number is Chinese patent invention of Chery automobile GmbH, the patent discloses a stabilizer bar for suspension, and belongs to the field of automobiles. The stabilizer bar is connected with the two control arm assemblies to form a suspension bearing structure, the stabilizer bar comprises a cross arm and two longitudinal arms symmetrically arranged at two ends of the cross arm, a stabilizer bar bushing assembly is arranged on the cross arm and used for fixing the stabilizer bar on a vehicle body, the two longitudinal arms are arranged in a plane perpendicular to the cross arm, and the tail end of each longitudinal arm is fixedly connected with the corresponding control arm assembly.
Through careful analysis of the above patents, although patents have already proposed methods and devices for improving the thrust rod, and some improved technical solutions, through careful analysis, these patents still adopt a single method for improving the thrust rod, and all of them have some disadvantages, and lack systematic consideration, so the problems mentioned above still exist, and further research and improvement are needed.
Disclosure of Invention
The invention aims to provide a novel method for manufacturing an automobile suspension thrust rod and the automobile suspension thrust rod aiming at the defects of the existing automobile suspension thrust rod; the novel method for manufacturing the automobile suspension thrust rod and the automobile suspension thrust rod can replace a V-shaped thrust rod and a stabilizer bar, and are remarkable in light weight effect and reasonable in structure.
In order to achieve the purpose, the invention provides a method for manufacturing an automobile suspension thrust rod based on a polymer composite material, which is characterized in that the automobile suspension thrust rod is manufactured by utilizing the polymer composite material and combining the polymer material and a metal structural part into a whole; the two thrust main rods of the automobile suspension thrust rod are integrally formed by polymer composite materials, the two thrust main rods are connected together by a plurality of stair-shaped ribs, meanwhile, a metal sleeve is adopted at the installation position of the rubber spherical hinge of the two thrust main rods to be combined with the thrust main rods as an insert, and the rubber spherical hinge is pressed into the inner hole of the metal sleeve, so that the lightweight stair-shaped automobile suspension thrust rod with the thrust main rods of the metal sleeve and the plurality of stair-shaped ribs is formed.
In addition, the two thrust main rods are connected together by the plurality of stair-shaped ribs, the rod body of each thrust main rod is integrally made of a high polymer material, and the two thrust main rods are connected by the connecting ribs more than 2 to form an integrated high polymer lightweight thrust rod composite rod body with a stair-shaped structure.
And in addition, the connecting ribs are 3, the middle positions of the two main rods are one, the two sides of the two main rods are symmetrically provided with one connecting rib, and the connecting ribs are hollowed to form a stair-shaped structure thrust rod body.
In addition, the connecting ribs and the two main rods are in arc transition connection, so that stress generation at the connecting corners is eliminated, and the overall strength of the rod body of the thrust rod is enhanced.
The two thrust rod main rods are dumbbell-shaped in cross section, composite material ball sleeves wrapping the metal sleeves are arranged near the positions where the end points of the two thrust rod main rods and the metal sleeves are combined, the composite material ball sleeves are connected with the two thrust rod main rods, and arc transition thinning is performed to form a dumbbell-shaped structure with two large ends and a small middle, so that the total weight of the thrust rod is reduced.
The rubber metal spherical hinge is characterized in that the connecting spherical hinge at the end points of the two main rods of the thrust rod is divided into a metal sleeve and a rubber spherical hinge, the metal sleeve and the composite material spherical sleeve at the end points of the two main rods of the thrust rod are combined together, and the rubber spherical hinge is pressed in a hole in the metal sleeve to form the rubber metal composite spherical hinge with a metal sleeve structure.
In a progressive manner, the metal sleeve is compounded with the composite material ball sleeves at the end points of the two main rods of the thrust rod, namely the metal sleeve is firstly made into an I-shaped metal bushing with two large ends and a small middle, and polymer composite materials are compounded outside the metal sleeve to form the end points of the main rods of the thrust rod, wherein the metal sleeve and the composite polymer material ball sleeves are embedded together; the center of the metal sleeve is a through hole, one end of the metal sleeve is provided with a retainer ring, the rubber ball hinge is arranged in the metal sleeve from the other end of the metal sleeve, one end of the rubber ball hinge limits the axial position through the retainer ring, and the other end of the rubber ball hinge limits the position through a retainer ring arranged in a clamping groove of an inner ring of the metal sleeve; the two sides of the rubber ball hinge are integrally vulcanized with metal blocking sleeves which are the same as the rubber part joint of the rubber ball hinge, and after the rubber ball hinge is arranged in the metal sleeves, the metal blocking sleeves block the rubber part joint of the rubber ball hinge at the two ends to keep the deformation of the rubber part joint not to bulge.
A thrust rod for manufacturing an automobile suspension based on a high polymer composite material comprises two thrust rod main rods and a rubber spherical hinge; the two main thrust rod rods are connected together through a plurality of stair-shaped ribs, and the two main thrust rod rods and the plurality of stair-shaped ribs are integrally manufactured and molded by adopting a polymer composite material; the rubber metal spherical hinge is a composite spherical hinge with a metal sleeve and rubber spherical hinge combined structure, and the metal sleeve is used as an insert and is embedded in the composite high polymer material spherical sleeves of the two thrust rod main rods to form the automotive suspension thrust rod integrally formed by the high polymer material thrust rod and the metal sleeve.
In addition, the axial sections of the main rods of the two thrust rods are in a dumbbell-shaped structure, namely a structure with two large ends and a small middle part; a plurality of ribs in the shape of stairs are connected to the middle parts of the two main rods of the thrust rod to form an integrated polymer lightweight thrust rod body with a stair structure.
The two ends of the two main rods of the thrust rod are respectively provided with a rubber metal spherical hinge which is respectively arranged at two end points of the two main rods of the thrust rod, the metal sleeve and the composite high polymer material spherical sleeve of the two end points of the two main rods of the thrust rod are combined together, the metal sleeve and the two main rods of the thrust rod are integrally formed, and the rubber spherical hinge is pressed in the metal sleeve.
In a progress, the metal sleeve is compounded with the composite polymer material ball sleeves at two end points of the two thrust rod main rods, namely the metal sleeve is firstly made into an I-shaped metal bushing with two large ends and a small middle part, and polymer composite materials are compounded outside the metal sleeve to form the end points of the thrust rod main rods, wherein the metal sleeve and the composite polymer material ball sleeves are embedded together; the center of the metal sleeve is a through hole, one end of the metal sleeve is provided with a retainer ring, the rubber ball hinge is arranged in the metal sleeve from the other end of the metal sleeve, one end of the rubber ball hinge limits the axial position through the retainer ring, and the other end of the rubber ball hinge limits the position through a retainer ring arranged in a clamping groove of an inner ring of the metal sleeve; the two sides of the rubber ball hinge are integrally vulcanized with metal blocking sleeves which are the same as the rubber part joint of the rubber ball hinge, and after the rubber ball hinge is arranged in the metal sleeves, the metal blocking sleeves block the rubber part joint of the rubber ball hinge at the two ends to keep the deformation of the rubber part joint not to bulge.
The invention has the advantages that:
according to the trapezoidal thrust rod assembly, the rod body is made of the composite material, the structural strength of the body is improved by adopting the trapezoidal structure, the light weight effect is obvious, and the development requirements of light weight and electromotion of a commercial vehicle are completely met. The following advantages are mainly provided:
1. according to the trapezoidal thrust rod assembly, the rod body is made of the composite material, so that the weight of the thrust rod can be effectively reduced, and the lightweight of the thrust rod is realized;
2. according to the invention, the two main rods of the thrust rod are connected through the stair-shaped ribs, so that the weight of the thrust rod assembly can be further reduced, and the structural strength of the body is improved;
3. the trapezoidal thrust rod assembly can replace a V-shaped thrust rod and a stabilizer bar, and has the advantages of remarkable light weight effect and reasonable structure;
4. the invention adopts the main rod with the dumbbell structure, so that the weight of the main rod and the connecting ribs can be further reduced, and the light weight of the whole structure is realized.
Drawings
FIG. 1 is a schematic perspective view of the structure of one embodiment of the present invention;
FIG. 2 is a schematic perspective view of an embodiment of the present invention with a ball joint;
FIG. 3 is a schematic structural view of an embodiment of the present invention with a spherical hinge;
fig. 4 is a schematic view of the spherical hinge structure of the present invention.
Detailed Description
The invention is further illustrated with reference to the following figures and specific examples.
Example one
As can be seen from fig. 1 and 2, the invention relates to a thrust rod for manufacturing an automobile suspension based on a polymer composite material, which comprises two thrust rod main rods 1, namely a first main rod 2 and a second main rod 3; the first main rod 2 and the second main rod 3 are connected together through a plurality of stair-shaped ribs 4, and the two main rods 1 of the thrust rod and the stair-shaped ribs 4 are integrally manufactured and molded by adopting a high polymer composite material; rubber metal spherical hinges 5 are respectively arranged at two ends of the first main rod 2 and the second main rod 3; the rubber metal spherical hinge 5 is a composite spherical hinge with a combined structure of a metal sleeve 6 and a rubber spherical hinge 7, and the metal sleeve 6 is embedded in the composite polymer material spherical sleeves 8 of the two thrust rod main rods 1 as an insert to form the automotive suspension thrust rod integrally formed by the polymer material thrust rod and the metal sleeve.
In progress, the axial sections of the two thrust rod main rods 1 are in a dumbbell-shaped structure, namely a structure with two large ends and a small middle part; the plurality of ribs 4 in the stair shape are 3 ribs, and the 3 ribs are connected to the middle parts 9 of the two thrust rod main rods 1 to form an integrated polymer lightweight thrust rod body with a stair structure; a waist-shaped hole is formed between each two ribs 4, so that transitional connection is formed between the ribs 4 and the two thrust main rods 1, and stress concentration is avoided; the dumbbell-shaped structure is a part which is close to the end points of the two thrust rod main rods 1 and is compounded with the metal sleeve 6, the composite polymer material ball sleeve 10 wrapping the metal sleeve is arranged according to the size of the metal sleeve 6, and then the composite polymer material ball sleeve 10 is connected with the two thrust rod main rods 1 and is thinned through the transition of the circular arcs 11 to form the dumbbell-shaped structure with two large ends and a small middle part, so that the total weight of the thrust rod is reduced.
In the improvement, two ends of the two thrust rod main rods 1 are respectively provided with a rubber metal spherical hinge 5 which is respectively arranged at two end points of the two thrust rod main rods 1, a metal sleeve 6 and a composite high polymer material spherical sleeve 10 at the two end points of the two thrust rod main rods 1 are combined together, the metal sleeve 6 and the two thrust rod main rods 1 are integrally formed, and a rubber spherical hinge 7 is pressed in the metal sleeve 6; the mandrel 12 of the rubber metal spherical hinge 5 is of a middle convex structure. The rubber metal spherical hinge 5 structure is convenient to mount and light in weight of the thrust rod.
In the improvement, the metal sleeve 6 is compounded with the composite polymer material ball sleeves 10 at the two end points of the two thrust rod main rods 1, namely the metal sleeve 6 is firstly made into an I-shaped metal bushing with two large ends and a small middle, and the polymer composite material is compounded outside 11 of the metal sleeve 6 to form the thrust rod main rod end points where the metal sleeve 6 and the composite polymer material ball sleeves are embedded together; the center of the metal sleeve 6 is a through hole, a retainer ring 13 is arranged at one end of the metal sleeve, the rubber ball hinge 7 is arranged in the metal sleeve 6 from the other end of the metal sleeve, one end of the rubber ball hinge is limited in the axial position through the retainer ring 13, and the other end of the rubber ball hinge is limited through a retainer ring 14 arranged in a clamping groove of an inner ring of the metal sleeve 6; the two sides of the rubber ball hinge 7 are integrally vulcanized with metal blocking sleeves 8 which are the same as the rubber part joint of the rubber ball hinge, and after the rubber ball hinge 7 is arranged in the metal sleeve 6, the two ends of the rubber ball hinge 7 block the rubber part joint of the rubber ball hinge through the metal blocking sleeves 15 to keep the deformation of the rubber part joint without bulging.
Example two
The principle of the second embodiment is the same as that of the first embodiment, but the combined structure is slightly different, the thrust rod for the automobile suspension manufactured based on the high-molecular composite material comprises a thrust rod body and 4 rubber ball hinges, wherein the rubber ball hinges are respectively arranged at four corners of the thrust rod body; the rubber ball hinge is a combined ball hinge of a metal sleeve structure; the rod body of the thrust rod is of a high polymer material structure, and the metal sleeve and the rod body of the thrust rod are combined together to form the automotive suspension thrust rod integrally formed by the high polymer material thrust rod and the metal sleeve.
The stair-shaped thrust rod body is made of high polymer materials, the whole thrust rod body is made of the high polymer materials, and the two main rods connected with the 4 end points of the thrust rod are connected through 2 connecting ribs, so that the integral high polymer lightweight thrust rod body with the stair structure is formed.
EXAMPLE III
The principle of the third embodiment is the same as that of the first embodiment, but the combined structure is slightly different, and the automobile suspension thrust rod manufactured based on the polymer composite material comprises a thrust rod body and 4 rubber ball hinges, wherein the rubber ball hinges are respectively arranged at four corners of the thrust rod body; it is characterized in that the rubber ball hinge is a combined ball hinge of a metal sleeve structure; the rod body of the thrust rod is of a high polymer material structure, and the metal sleeve and the rod body of the thrust rod are combined together to form the automotive suspension thrust rod integrally formed by the high polymer material thrust rod and the metal sleeve.
The stair-shaped thrust rod body is made of high polymer materials, the whole thrust rod body is made of the high polymer materials, and the two main rods connected with the 4 end points of the thrust rod are connected through 4 connecting ribs, so that the integral high polymer lightweight thrust rod body with the stair structure is formed.
Through the embodiment, the invention can be seen to also relate to a method for manufacturing the automobile suspension thrust rod based on the high polymer composite material, wherein the automobile suspension thrust rod is manufactured by utilizing the high polymer composite material and combining the high polymer material and a metal structural part into a whole; the two thrust main rods of the automobile suspension thrust rod are integrally formed by polymer composite materials, the two thrust main rods are connected together by a plurality of stair-shaped ribs, meanwhile, a metal sleeve is adopted at the installation position of the rubber spherical hinge of the two thrust main rods to be combined with the thrust main rods as an insert, and the rubber spherical hinge is pressed into the inner hole of the metal sleeve, so that the lightweight stair-shaped automobile suspension thrust rod with the thrust main rods of the metal sleeve and the plurality of stair-shaped ribs is formed.
In addition, the two thrust main rods are connected together by the plurality of stair-shaped ribs, the rod body of each thrust main rod is integrally made of a high polymer material, and the two thrust main rods are connected by the connecting ribs more than 2 to form an integrated high polymer lightweight thrust rod composite rod body with a stair-shaped structure.
And in addition, the connecting ribs are 3, the middle positions of the two main rods are one, the two sides of the two main rods are symmetrically provided with one connecting rib, and the connecting ribs are hollowed to form a stair-shaped structure thrust rod body.
In addition, the connecting ribs and the two main rods are in arc transition connection, so that stress generation at the connecting corners is eliminated, and the overall strength of the rod body of the thrust rod is enhanced.
The two thrust rod main rods are dumbbell-shaped in cross section, composite material ball sleeves wrapping the metal sleeves are arranged near the positions where the end points of the two thrust rod main rods and the metal sleeves are combined, the composite material ball sleeves are connected with the two thrust rod main rods, and arc transition thinning is performed to form a dumbbell-shaped structure with two large ends and a small middle, so that the total weight of the thrust rod is reduced.
The rubber metal spherical hinge is characterized in that the connecting spherical hinge at the end points of the two main rods of the thrust rod is divided into a metal sleeve and a rubber spherical hinge, the metal sleeve and the composite material spherical sleeve at the end points of the two main rods of the thrust rod are combined together, and the rubber spherical hinge is pressed in a hole in the metal sleeve to form the rubber metal composite spherical hinge with a metal sleeve structure.
In a progressive manner, the metal sleeve is compounded with the composite material ball sleeves at the end points of the two main rods of the thrust rod, namely the metal sleeve is firstly made into an I-shaped metal bushing with two large ends and a small middle, and polymer composite materials are compounded outside the metal sleeve to form the end points of the main rods of the thrust rod, wherein the metal sleeve and the composite polymer material ball sleeves are embedded together; the center of the metal sleeve is a through hole, one end of the metal sleeve is provided with a retainer ring, the rubber ball hinge is arranged in the metal sleeve from the other end of the metal sleeve, one end of the rubber ball hinge limits the axial position through the retainer ring, and the other end of the rubber ball hinge limits the position through a retainer ring arranged in a clamping groove of an inner ring of the metal sleeve; the two sides of the rubber ball hinge are integrally vulcanized with metal blocking sleeves which are the same as the rubber part joint of the rubber ball hinge, and after the rubber ball hinge is arranged in the metal sleeves, the metal blocking sleeves block the rubber part joint of the rubber ball hinge at the two ends to keep the deformation of the rubber part joint not to bulge.
The above listed embodiments are only for clear and complete description of the technical solution of the present invention with reference to the accompanying drawings; it should be understood that the embodiments described are only a part of the embodiments of the present invention, and not all embodiments, and the terms such as "upper", "lower", "front", "back", "middle", etc. used in this specification are for clarity of description only, and are not intended to limit the scope of the invention, which can be implemented, and the changes or modifications of the relative relationship thereof are also regarded as the scope of the invention without substantial technical changes. Meanwhile, the structures, the proportions, the sizes, and the like shown in the drawings are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used for limiting the conditions under which the present invention can be implemented, so that the present invention has no technical essence, and any structural modification, changes in proportion relation, or adjustments of the sizes, can still fall within the range covered by the technical contents disclosed in the present invention without affecting the effects and the achievable purposes of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention has the advantages that:
according to the trapezoidal thrust rod assembly, the rod body is made of the composite material, the structural strength of the body is improved by adopting the trapezoidal structure, the light weight effect is obvious, and the development requirements of light weight and electromotion of a commercial vehicle are completely met. The following advantages are mainly provided:
1. according to the trapezoidal thrust rod assembly, the rod body is made of the composite material, so that the weight of the thrust rod can be effectively reduced, and the lightweight of the thrust rod is realized;
2. according to the invention, the two main rods of the thrust rod are connected through the stair-shaped ribs, so that the weight of the thrust rod assembly can be further reduced, and the structural strength of the body is improved;
3. the trapezoidal thrust rod assembly can replace a V-shaped thrust rod and a stabilizer bar, and has the advantages of remarkable light weight effect and reasonable structure;
4. the invention adopts the main rod with the dumbbell structure, so that the weight of the main rod and the connecting ribs can be further reduced, and the light weight of the whole structure is realized.
Claims (11)
1. The method for manufacturing the automobile suspension thrust rod based on the high polymer composite material is characterized by comprising the following steps of: the method comprises the following steps of (1) utilizing a high polymer composite material, and integrally forming the high polymer material and a metal structural part to manufacture the automotive suspension thrust rod; the two thrust main rods of the automobile suspension thrust rod are integrally formed by polymer composite materials, the two thrust main rods are connected together by a plurality of stair-shaped ribs, meanwhile, a metal sleeve is adopted at the installation position of the rubber metal spherical hinge of the two thrust main rods to be combined with the thrust main rods as an insert, and the rubber spherical hinge is pressed into the inner hole of the metal sleeve, so that the lightweight stair-shaped automobile suspension thrust rod with the thrust main rods of the metal sleeve and the plurality of stair-shaped ribs is formed.
2. The method for manufacturing the automobile suspension thrust rod based on the polymer composite material according to claim 1, characterized in that: the two thrust main rods are connected together by the plurality of stair-shaped ribs, the rod body of each thrust main rod is integrally made of a high polymer material, and the two thrust main rods are connected by the connecting ribs more than 2 to form an integrated high polymer lightweight thrust rod composite rod body with a stair-shaped structure.
3. The method for manufacturing the automotive suspension thrust rod based on the polymer composite material as claimed in claim 2, wherein the method comprises the following steps: the connecting ribs are 3, the middle positions of the two main rods are one, the two sides of the two main rods are symmetrically provided with one connecting rib, and the connecting ribs are hollowed to form a stair-shaped structure thrust rod body.
4. The method for manufacturing the automotive suspension thrust rod based on the polymer composite material as claimed in claim 2, wherein the method comprises the following steps: the connecting ribs and the two main rods are in arc transitional connection, stress at the connecting corners is eliminated, and the overall strength of the rod body of the thrust rod is enhanced.
5. The method for manufacturing the automotive suspension thrust rod based on the polymer composite material as claimed in claim 2, wherein the method comprises the following steps: the section shapes of the two thrust rod main rods are dumbbell-shaped, wherein the composite material ball sleeves wrapping the metal sleeves are arranged near the parts where the end points of the two thrust rod main rods and the metal sleeves are combined according to the size of the metal sleeves, and then the composite material ball sleeves and the two thrust rod main rods are connected to form a dumbbell-shaped structure with two large ends and a small middle through circular arc transition thinning, so that the total weight of the thrust rods is reduced.
6. The method for manufacturing the automobile suspension thrust rod based on the polymer composite material according to claim 1, characterized in that: the rubber metal spherical hinge is characterized in that the connecting spherical hinge at the end points of the two main rods of the thrust rod is divided into a metal sleeve and a rubber spherical hinge, the metal sleeve and the composite material spherical sleeve at the end points of the two main rods of the thrust rod are combined together, and the rubber spherical hinge is pressed in a hole in the metal sleeve to form the rubber metal composite spherical hinge with a metal sleeve structure.
7. The method for manufacturing the automobile suspension thrust rod based on the polymer composite material according to claim 1, characterized in that: the metal sleeve is compounded with the composite material ball sleeves at the end points of the two thrust rod main rods, namely the metal sleeve is firstly made into an I-shaped metal bushing with two large ends and a small middle part, and polymer composite materials are compounded outside the metal sleeve to form the end point of the thrust rod main rod, wherein the metal sleeve and the composite polymer material ball sleeves are embedded together; the center of the metal sleeve is a through hole, one end of the metal sleeve is provided with a retainer ring, the rubber ball hinge is arranged in the metal sleeve from the other end of the metal sleeve, one end of the rubber ball hinge limits the axial position through the retainer ring, and the other end of the rubber ball hinge limits the position through a retainer ring arranged in a clamping groove of an inner ring of the metal sleeve; the two sides of the rubber ball hinge are integrally vulcanized with metal blocking sleeves which are the same as the rubber part joint of the rubber ball hinge, and after the rubber ball hinge is arranged in the metal sleeves, the metal blocking sleeves block the rubber part joint of the rubber ball hinge at the two ends to keep the deformation of the rubber part joint not to bulge.
8. A thrust rod for manufacturing an automobile suspension based on a high polymer composite material comprises two thrust rod main rods and a rubber spherical hinge; the device is characterized in that the two main thrust rod rods are connected together through a plurality of stair-shaped ribs, and the two main thrust rod rods and the plurality of stair-shaped ribs are integrally manufactured and molded by adopting a high polymer composite material; the rubber metal spherical hinge is a composite spherical hinge with a metal sleeve and rubber spherical hinge combined structure, and the metal sleeve is used as an insert and is embedded in the composite high polymer material spherical sleeves of the two thrust rod main rods to form the automotive suspension thrust rod integrally formed by the high polymer material thrust rod and the metal sleeve.
9. The thrust rod for manufacturing an automobile suspension based on the polymer composite material according to claim 8, wherein: the axial sections of the two thrust rod main rods are in a dumbbell-shaped structure, namely a structure with two large ends and a small middle part; a plurality of ribs in the shape of stairs are connected to the middle parts of the two main rods of the thrust rod to form an integrated polymer lightweight thrust rod body with a stair structure.
10. The thrust rod for manufacturing an automobile suspension based on the polymer composite material according to claim 8, wherein: the two ends of the two thrust rod main rods are respectively provided with a rubber metal spherical hinge and are respectively arranged at two end points of the two thrust rod main rods, the metal sleeve and the composite high polymer material spherical sleeves of the two end points of the two thrust rod main rods are combined together, the metal sleeve and the two thrust rod main rods are integrally formed, and the rubber spherical hinges are pressed in the metal sleeve.
11. The thrust rod for manufacturing an automobile suspension based on the polymer composite material according to claim 8, wherein: the metal sleeve is compounded with the composite polymer material ball sleeves at two end points of the two thrust rod main rods, namely the metal sleeve is firstly made into an I-shaped metal bushing with two large ends and a small middle part, and polymer composite materials are compounded outside the metal sleeve to form the end points of the thrust rod main rods, wherein the metal sleeve and the composite polymer material ball sleeves are embedded together; the center of the metal sleeve is a through hole, one end of the metal sleeve is provided with a retainer ring, the rubber ball hinge is arranged in the metal sleeve from the other end of the metal sleeve, one end of the rubber ball hinge limits the axial position through the retainer ring, and the other end of the rubber ball hinge limits the position through a retainer ring arranged in a clamping groove of an inner ring of the metal sleeve; the two sides of the rubber ball hinge are integrally vulcanized with metal blocking sleeves which are the same as the rubber part joint of the rubber ball hinge, and after the rubber ball hinge is arranged in the metal sleeves, the metal blocking sleeves block the rubber part joint of the rubber ball hinge at the two ends to keep the deformation of the rubber part joint not to bulge.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011625900.7A CN112549894A (en) | 2020-12-31 | 2020-12-31 | Method and device for manufacturing automobile suspension thrust rod based on high polymer composite material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011625900.7A CN112549894A (en) | 2020-12-31 | 2020-12-31 | Method and device for manufacturing automobile suspension thrust rod based on high polymer composite material |
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| CN112549894A true CN112549894A (en) | 2021-03-26 |
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| CN202011625900.7A Pending CN112549894A (en) | 2020-12-31 | 2020-12-31 | Method and device for manufacturing automobile suspension thrust rod based on high polymer composite material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116198145A (en) * | 2023-03-03 | 2023-06-02 | 博戈橡胶塑料（株洲）有限公司 | Manufacturing method of automobile lightweight composite auxiliary frame |
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